abrasion n.表面磨损
例句：Constant abrasion from shoes wore down the wooden floor.
(syn： attrition, scraping)
扩充：abrasive adj.研磨的 (syn： scraping, scratching)
abolish vt.废除,
取消
例句：Slavery was abolished in the United States after the Civil
War. (syn：eliminate, do away with, annul)
扩充：abolition n.废除, 革除 (syn： abrogation, abolishment)
abolitionist n.废奴主义者
abnormal adj.反常的；变态的
例句：The warm December weather in northern Canada was abnormal.
(syn： anomalous, unusual)
扩充：normal adj.正常的, 正规的；标准的
normally adv.正常地, 通常地
abide vi.遵守；vt.忍受
例句：① vi.遵守 abide by (syn： follow, comply with, observe)
② vt.忍受 (syn： endure, put up
with, bear, tolerate)
扩充：abiding adj.持久的
I have an abiding desire to become a teacher. (syn： enduring,
constant, permanent)
abbreviate v.缩短，缩写
例句：Because we were running out of time, the lecturer had to
abbreviate her speech.(syn： shorten, cut)
扩充：abbreviated adj.简短的(syn： shortened)
abbreviation n.缩写, 缩写词
